public void TestBestTransporterFail4()
{
TransporterQueryInput tqi = new TransporterQueryInput();
tqi.Time = 1019; //4:59pm
tqi.Distance = 1;
tqi.RefrigerationRequired = true;
IConfigurationRoot config = new ConfigurationBuilder().AddJsonFile("appsettings.json").Build();
BestTransporterController btc = new BestTransporterController(config);
BestTransporter bestTrans = btc.GetBestTransporter(tqi);
Assert.IsTrue(!bestTrans.FoundTransporterToUse, "Expected not to find transporter");
}
/*
* Get the Best Transporter to use for the given input data.
*/
public BestTransporter GetBestTransporter(TransporterQueryInput userData)
{
// Get the transporters from the repository - This data could be cached for better performance if we had thousands of transporters
string transportersFilename = _config.GetSection("AppSettings")["TransportRepositoryFilename"];
TransporterRepository repo = new TransporterRepository(transportersFilename);
List <Transporter> transporters = repo.GetTransporters();
// Find the Best Transporter and the cost to transport.
double?cost = null;
string transporterName = "";
foreach (Transporter t in transporters)
{
// first see if you can use current transporter
if (userData.Time >= t.StartTime && userData.Time <= t.EndTime)
{
// check for refrigeration not needed (all transporters allowed) or if Refridge needed only use transporters with Refridge cablable transports
if (userData.RefrigerationRequired == false || userData.RefrigerationRequired == t.RefridgeratedBox)
{
// calc cost and see if this is the lowest cost transporter
double currCost = userData.Distance * t.CostPerMile;
if (cost == null || currCost < cost)
{
cost = currCost;
transporterName = t.Name;
}
}
}
}
// check if we found a transporter
BestTransporter bestTrans = new BestTransporter();
if (cost == null || transporterName.Length == 0)
{
// no transporters available for this time.
bestTrans.Error = "No Transporter is available";
bestTrans.FoundTransporterToUse = false;
}
else
{
// Found a transporter to use
bestTrans.Error = "";
bestTrans.FoundTransporterToUse = true;
}
// return Name and Cost if data is available.
bestTrans.Name = transporterName;
bestTrans.Cost = cost;
return(bestTrans);
}
public void TestBestTransporterSucceed5()
{
TransporterQueryInput tqi = new TransporterQueryInput();
tqi.Time = 781; //1:01pm
tqi.Distance = 3;
tqi.RefrigerationRequired = true;
IConfigurationRoot config = new ConfigurationBuilder().AddJsonFile("appsettings.json").Build();
BestTransporterController btc = new BestTransporterController(config);
BestTransporter bestTrans = btc.GetBestTransporter(tqi);
Assert.IsTrue(bestTrans.FoundTransporterToUse, "Expected to find transporter");
Assert.IsTrue(bestTrans.Name == "Geoff", "Expected to find Geoff as transporter");
Assert.IsTrue(bestTrans.Cost == 6.00, "Expected cost to be $6.00");
}
public void TestBestTransporterSucceed3()
{
TransporterQueryInput tqi = new TransporterQueryInput();
tqi.Time = 960; //3pm
tqi.Distance = 1;
tqi.RefrigerationRequired = false;
IConfigurationRoot config = new ConfigurationBuilder().AddJsonFile("appsettings.json").Build();
BestTransporterController btc = new BestTransporterController(config);
BestTransporter bestTrans = btc.GetBestTransporter(tqi);
Assert.IsTrue(bestTrans.FoundTransporterToUse, "Expected to find transporter");
Assert.IsTrue(bestTrans.Name == "Martin", "Expected to find Martin as transporter");
Assert.IsTrue(bestTrans.Cost == 1.50, "Expected cost to be $1.50");
}
/*
* Validate all the input (Time, Distance and Refridge Required)
*/
public Tuple <TransporterQueryInput, string> ValidateAll(TransporterViewInput userInput)
{
string error = "";
TransporterQueryInput tqi = new TransporterQueryInput();
Tuple <int, string> tupTime = ValidateTime(userInput.Time);
if (tupTime.Item2.Length > 0)
{
tqi.Time = -1;
error += tupTime.Item2;
}
else
{
tqi.Time = tupTime.Item1;
}
Tuple <int, string> tupDist = ValidateDistance(userInput.Distance);
if (tupDist.Item2.Length > 0)
{
tqi.Distance = -1;
error += tupDist.Item2;
}
else
{
tqi.Distance = tupDist.Item1;
}
Tuple <bool, string> tupRefrig = ValidateRefridgerationRequired(userInput.RefrigerationRequired);
if (tupRefrig.Item2.Length > 0)
{
tqi.RefrigerationRequired = false;
error += tupRefrig.Item2;
}
else
{
tqi.RefrigerationRequired = tupRefrig.Item1;
}
return(new Tuple <TransporterQueryInput, string>(tqi, error));
}
